Home / 19,297,132.56-28,883,499.40-10,647,635.04

Finding the Fourth Proportional to 19,297,132.56, 28,883,499.40 and 10,647,635.04

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Solution

The fourth proportional to 19,297,132.56, 28,883,499.40 and 10,647,635.04 is: 15,937,132.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,297,132.56 : 28,883,499.40 = 10,647,635.04 : x
  2. Step 2: Convert to fraction form
    19,297,132.56/28,883,499.40 = 10,647,635.04/x
  3. Step 3: Cross multiply
    19,297,132.56x = 28,883,499.40 × 10,647,635.04
  4. Step 4: Simplify right side
    19,297,132.56x = 307,540,960,289,258.94
  5. Step 5: Solve for x
    x = 307,540,960,289,258.94/19,297,132.56
  6. Step 6: Final answer
    x = 15,937,132.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.